Snap
Snap turns up in 2 fields: paper optics, electronics. Here is what it means to the people in each one.
Snap in paper optics
Pressroom word for the visual contrast between glossy printed areas and the surrounding paper.
A print with snap has solids that pop with higher gloss than the unprinted sheet, giving depth and crispness. It is measured roughly as delta gloss, print gloss minus paper gloss, and it shrinks when the sheet is already very glossy or when an absorbent coating swallows the ink vehicle. Dull and matte coated grades are often sold on their high snap.
"Silk sheet looks good, but the solids have no snap, the ink is drying flat on top of it."
SNAP in electronics
The Symbolic Network Analysis Program is an older software tool used to analyze electronic circuits.
The Symbolic Network Analysis Program (SNAP) is a historic circuit simulation tool that generates symbolic expressions for network responses rather than purely numerical outputs. Engineers used it to find transfer functions and analyze how specific component values impacted overall circuit behavior in the frequency domain. It laid the groundwork for later computer-aided design and SPICE-based simulators.
"Before we had graphical SPICE tools, we used SNAP to pull the transfer function of these active filters."